<template>
  <div>
    <!--    查询功能-->
    <div style="margin-bottom: 5px">
      <!-- 姓名 -->
      <el-input v-model="queryId" @keyup.enter.native="loadPostId" placeholder="请输入轮播图id" suffix-icon="el-icon-search"
        style="width: 190px; margin-left: 5px"></el-input>
      <!--      查询按钮-->
      <el-button type="primary" style="margin-left: 5px" @click="loadPostId">id查询</el-button>
      <!--      重置按钮-->
      <el-button type="success" @click="resetParam">重置</el-button>
      <!--      新增按钮-->
      <el-button type="primary" style="margin-left: 5px" @click="add">新增</el-button>
    </div>
    <!--    列表展示-->
    <el-table :data="bannerList" :header-cell-style="{ background: '#D3D3D3FF', color: '#555555' }">
      <el-table-column prop="id" label="id" width="160"> </el-table-column>
      <el-table-column label="轮播图" width="500" header-align="center">
        <template slot-scope="scope">
          <el-image style="width: 500px; height: 100px" :src="scope.row.image" fit="contain"
            :preview-src-list="[scope.row.image]"></el-image>
        </template>
      </el-table-column>

      <el-table-column prop="gmtCreate" label="创建时间" width="140">
      </el-table-column>
      <el-table-column prop="gmtModified" label="修改时间" width="140">
      </el-table-column>
      <el-table-column prop="sort" label="排序" width="60"> </el-table-column>
      <el-table-column prop="operate" label="操作">
        <template slot-scope="scope">
          <el-button size="small" type="success" @click="mod(scope.row)">编辑</el-button>
          <el-popconfirm confirm-button-text="确定" cancel-button-text="取消" icon="el-icon-info" icon-color="red"
            title="这是一段内容确定删除吗？" @confirm="del(scope.row.id)" style="margin-left: 5px">
            <el-button slot="reference" size="small" type="danger">删除</el-button>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>

    <!-- 分页  -->
    <pagination style="text-align: right;" v-show="total > 0" :pageSizes="[5, 10, 20, 30]" :total="total"
      :page.sync="queryData.pageNum" :limit.sync="queryData.pageSize" @pagination="getList" />

    <el-dialog title="报名管理信息" :visible.sync="centerDialogVisible" width="30%" center :before-close="handleClose">
      <!--      报名管理信息表单-->
      <el-form ref="form" :rules="rules" :model="form" label-width="80px">
        <el-form-item label="轮播图" prop="id">
          <el-upload class="avatar-uploader" :action="actionUrl" :show-file-list="false"
            :on-success="handleAvatarSuccess" :before-upload="beforeAvatarUpload" name="file" :data="uploadData"
            :headers="headers">
            <img v-if="form.image" :src="form.image" class="avatar" />
            <i v-else class="el-icon-plus avatar-uploader-icon"></i>
            <div slot="tip" class="el-upload__tip">
              只能上传jpg/png文件
            </div>
          </el-upload>
        </el-form-item>
        <el-form-item label="排序" prop="sort">
          <el-radio-group v-model="form.sort">
            <el-input-number v-model="form.sort" controls-position="right" :min="0"></el-input-number>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="centerDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="save">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
import { del } from "@/api/cmsService/carouselManagement/Delete";
import { addOrUpdate } from "@/api/cmsService/carouselManagement/addOrUpdate";
import { getBannerList } from "@/api/cmsService/carouselManagement/queryAll";
import { carouselQueryId } from "@/api/cmsService/carouselManagement/queryId";

export default {
  // eslint-disable-next-line vue/multi-word-component-names
  name: "carouselManagement",
  data() {
    return {
      actionUrl: "http://42.194.233.38:8222/minioservice/minio-upload/upload",// 服务器上传API地址
      bannerList: [],
      url: "",
      queryId: "",
      centerDialogVisible: false,
      rules: {},
      form: {
        id: "",
        image: "",
        sort: 0,
        clubId: "",
      },
      uploadData: {
        bucketName: 'banner' // 上传头像时的附加参数
      },
      headers: {},
      queryData: {
        pageNum: 1,
        pageSize: 5
      },
      total: 0
    };
  },
  methods: {
    // 从 cookie 中获取 token
    getTokenFromCookie() {
      const cookies = document.cookie.split('; ');
      const token = cookies.find(row => row.startsWith('token='))?.split('=')[1];
      return token;
    },
    // 设置 headers
    setHeaders() {
      this.headers = {
        'token': this.getTokenFromCookie()
      };
    },
    //判断上传的是否为jpg、png格式
    beforeAvatarUpload(file) {
      const isJPG = file.type === "image/jpeg";
      const isPNG = file.type === "image/png";

      if (!isJPG && !isPNG) {
        this.$message.error("上传头像图片只能是 JPG 格式 或者是 PNG 格式!");
      }
    },
    //提交图片成功
    handleAvatarSuccess(res) {
      if (res.success) {
        this.form.image = res.data.url
      } else {
        this.$message.error('上传失败');
      }
    },
    //重置表单
    resetForm() {
      this.$refs.form.resetFields();
      this.form = {
        id: "",
        image: "",
        sort: 0,
        clubId: "",
      }
    },

    //新增按钮
    add() {
      this.centerDialogVisible = true;
      this.$nextTick(() => {
        this.resetForm();
      });
    },
    //修改
    mod(row) {
      this.centerDialogVisible = true;
      this.$nextTick(() => {
        //赋值到表单
        this.id = row.id;
        this.form.id = row.id
        this.form.image = row.image
        this.form.sort = row.sort
        this.form.clubId = row.clubId
      });
    },
    //删除
    del(id) {
      del(id).then((res) => {
        if (res.code === 20000) {
          this.$message({
            message: "删除成功",
            type: "success",
          });
          this.centerDialogVisible = false;
          this.loadPost();
        } else {
          this.$message({
            message: "删除失败",
            type: "error",
          });
        }
      });
    },
    //修改
    doMod() {
      addOrUpdate(this.form).then((res) => {
        if (res.code === 20000) {
          this.$message({
            message: "修改成功",
            type: "success",
          });
          this.centerDialogVisible = false;
          this.loadPost();
          this.resetForm();
        } else {
          this.$message({
            message: "修改失败",
            type: "error",
          });
        }
      });
    },
    doSave() {
      addOrUpdate(this.form).then((res) => {
        if (res.code === 20000) {
          this.$message({
            message: "增加成功",
            type: "success",
          });
          this.centerDialogVisible = false;
          this.loadPost();
          this.resetForm();
        } else {
          this.$message({
            message: "增加失败",
            type: "error",
          });
        }
      });
    },
    //提交数据到后台
    save() {
      this.$refs.form.validate((valid) => {
        if (valid) {
          if (this.id) {
            //如果有id则修改
            this.doMod();
          } else {
            //否则增加
            this.doSave();
          }
        } else {
          this.$message({
            message: "操作失败",
            type: "error",
          });
          return false;
        }
      });
    },
    handleClose(done) {
      this.$confirm("确认关闭？")
        .then(() => {
          done();
        })
        .catch(() => { });
    },
    resetParam() {
      this.queryId = "";
      this.loadPost();
    },
    loadPost() {
      getBannerList(this.queryData.pageNum,
        this.queryData.pageSize).then((res) => {
          if (res.code === 20000) {
            this.bannerList = res.data.bannerPage.records;
            this.total = res.data.bannerPage.total
          }
        });
    },
    getList(e) {
      this.queryData.pageNum = e.page
      this.queryData.pageSize = e.limit
      this.loadPost()
    },
    loadPostId() {
      carouselQueryId(this.queryId).then((res) => {
        const arrayStr = JSON.stringify([res.data.banner]);
        this.bannerList = JSON.parse(arrayStr);
      });
    },
  },
  beforeMount() {
    this.loadPost();
  },
  mounted() {
    this.setHeaders();
  }
};
</script>

<style scoped>
.pagination-wrapper {
  position: fixed;
  bottom: 0;
  width: 100%;
  padding: 10px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.avatar-uploader .avatar {
  width: 300px;
  height: 100px;
  display: block;
}

.avatar-uploader .avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 100px;
  height: 100px;
  line-height: 100px;
  text-align: center;
}

.rotating {
  position: absolute;
  width: 585px;
  height: 100%;
  right: 0;
  top: 0;
}
</style>
